2020
Reinforcement Learning during Adolescence in Rats
Afshar N, Keip AJ, Taylor JR, Lee D, Groman SM. Reinforcement Learning during Adolescence in Rats. Journal Of Neuroscience 2020, 40: 5857-5870. PMID: 32601244, PMCID: PMC7380962, DOI: 10.1523/jneurosci.0910-20.2020.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAnimalsConditioning, OperantFemaleHumansMaleRatsRats, Long-EvansReinforcement, PsychologyReversal LearningConceptsNovel behavioral protocolReversal-learning performanceAdaptive choice behaviorBehavioral protocolFemale Long-Evans ratsReversal performanceChoice behaviorLong-Evans ratsAdolescent brain functionAge-related improvementsReinforcement-learning mechanismsReversal-learning taskReversal-learning paradigmDecision-making paradigmReinforcement learning mechanismAdolescent ratsLongitudinal designAge-related changesNeurodevelopmental mechanismsAdolescencePositive outcomesBrain functionFunction of circuitsPostnatal day 30AdulthoodMedial Nucleus Accumbens Projections to the Ventral Tegmental Area Control Food Consumption
Bond CW, Trinko R, Foscue E, Furman K, Groman SM, Taylor JR, DiLeone RJ. Medial Nucleus Accumbens Projections to the Ventral Tegmental Area Control Food Consumption. Journal Of Neuroscience 2020, 40: 4727-4738. PMID: 32354856, PMCID: PMC7294796, DOI: 10.1523/jneurosci.3054-18.2020.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsConditioning, OperantConsummatory BehaviorEatingMaleMiceMotor ActivityNeural PathwaysNucleus AccumbensOptogeneticsRewardVentral Tegmental AreaConceptsControl food intakeNAc projectionsFood intakeAccumbens projectionsLateral hypothalamusMesolimbic circuitsFood consumptionNucleus accumbens projectionsFood-seeking behaviorNAC controlVTA pathwayInhibitory projectionsMale miceNAc shellOptogenetic activationFiber photometryOptogenetic inhibitionPermissive rolePharmacological studiesDrug rewardVTAConsummatory behaviorIntakeAdaptive inhibitionNeural activity
2019
Bi‐directional modulation of food habit expression by the endocannabinoid system
Gianessi CA, Groman SM, Taylor JR. Bi‐directional modulation of food habit expression by the endocannabinoid system. European Journal Of Neuroscience 2019, 49: 1610-1622. PMID: 30589475, PMCID: PMC7790508, DOI: 10.1111/ejn.14330.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsConditioning, OperantEndocannabinoidsFeeding BehaviorHabitsMaleMice, Inbred C57BLReceptor, Cannabinoid, CB1TRPV Cation ChannelsConceptsCannabinoid receptor type 1Endocannabinoid systemTransient receptor potential cationHabitual respondingExpression of habitsMale C57BL/6 miceEndocannabinoid transport inhibitor AM404Potential pharmacological strategiesSubstance use disordersReceptor type 1Bi-directional modulationC57BL/6 micePharmacological strategiesCB1 receptorsPharmacological stimulationUse disordersEnzyme inhibitorsMental disordersType 1Neural circuitsNeuromodulatory systemsGoal-directed actionsSimilar reductionAM404Habit learning
2018
Neurochemical and Behavioral Dissections of Decision-Making in a Rodent Multistage Task
Groman SM, Massi B, Mathias SR, Curry DW, Lee D, Taylor JR. Neurochemical and Behavioral Dissections of Decision-Making in a Rodent Multistage Task. Journal Of Neuroscience 2018, 39: 295-306. PMID: 30413646, PMCID: PMC6325257, DOI: 10.1523/jneurosci.2219-18.2018.Peer-Reviewed Original ResearchConceptsMultistage taskBehavioral platformDopamine toneDecision Making TaskValue-based choiceDecision-making taskNovel behavioral paradigmModel-based learningConsequences of actionsReinforcement learning systemNeuroscience studiesBehavioral paradigmsBiobehavioral mechanismsVentral striatumNeurobehavioral levelBehavioral dissectionNovel analytic approachCortex correlatesRetrospective appraisalChoice behaviorTaskBehavioral mechanismsMental disordersModel-based systemLearning
2017
Targeted Interneuron Depletion in the Dorsal Striatum Produces Autism-like Behavioral Abnormalities in Male but Not Female Mice
Rapanelli M, Frick LR, Xu M, Groman SM, Jindachomthong K, Tamamaki N, Tanahira C, Taylor JR, Pittenger C. Targeted Interneuron Depletion in the Dorsal Striatum Produces Autism-like Behavioral Abnormalities in Male but Not Female Mice. Biological Psychiatry 2017, 82: 194-203. PMID: 28347488, PMCID: PMC5374721, DOI: 10.1016/j.biopsych.2017.01.020.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnxietyAutistic DisorderConditioning, OperantCorpus StriatumDisease Models, AnimalExploratory BehaviorFemaleImmunohistochemistryInterneuronsMaleMice, TransgenicMotor ActivityPrepulse InhibitionRibosomal Protein S6 Kinases, 90-kDaSex CharacteristicsSocial BehaviorStereotyped BehaviorSynaptic TransmissionConceptsCholinergic interneuronsTourette syndromeDorsal striatumFemale miceMale miceLarge cholinergic interneuronsAutism spectrum disorderToxin-mediated ablationAutism-like behavioral abnormalitiesAnxiety-like behaviorActivity-dependent signalingMale predominanceNeuronal abnormalitiesPotential relevancePreclinical modelsNormal miceInterneuron typesInterneuronal populationsBehavioral abnormalitiesBehavioral pathologyStriatumDimorphic mannerNeuropsychiatric disordersInterneuronsBehavioral effects
2016
Dopamine D3 Receptor Availability Is Associated with Inflexible Decision Making
Groman SM, Smith NJ, Petrullli JR, Massi B, Chen L, Ropchan J, Huang Y, Lee D, Morris ED, Taylor JR. Dopamine D3 Receptor Availability Is Associated with Inflexible Decision Making. Journal Of Neuroscience 2016, 36: 6732-6741. PMID: 27335404, PMCID: PMC4916249, DOI: 10.1523/jneurosci.3253-15.2016.Peer-Reviewed Original ResearchConceptsD3 receptor availabilityCorticostriatal brain regionsReversal-learning taskGoal-directed behaviorFlexible decision makingAbility of ratsReceptor availabilityFlexible adaptive behaviorDecision-making behaviorLearning rateIndividual differencesProbabilistic reinforcementReversal taskInitial learningProbabilistic discriminationReversal performanceDecision-making processCombined neuroimagingFlexible behaviorAdaptive behaviorComputational modelingReversal phaseSpatial acquisitionBrain regionsD3-preferring agonists
2014
Sex chromosome complement influences operant responding for a palatable food in mice
Seu E, Groman SM, Arnold AP, Jentsch JD. Sex chromosome complement influences operant responding for a palatable food in mice. Genes Brain & Behavior 2014, 13: 527-534. PMID: 24861924, PMCID: PMC4079740, DOI: 10.1111/gbb.12143.Peer-Reviewed Original Research
2010
Behavioral Characteristics and Neural Mechanisms Mediating Performance in a Rodent Version of the Balloon Analog Risk Task
Jentsch JD, Woods JA, Groman SM, Seu E. Behavioral Characteristics and Neural Mechanisms Mediating Performance in a Rodent Version of the Balloon Analog Risk Task. Neuropsychopharmacology 2010, 35: 1797-1806. PMID: 20375994, PMCID: PMC3055471, DOI: 10.1038/npp.2010.47.Peer-Reviewed Original ResearchConceptsBalloon Analogue Risk TaskRisk TaskPotential food rewardsMedial prefrontal cortexBiomarker of vulnerabilityRodent versionRisk-taking behaviorNeural basisIncentive motivationSuboptimal respondingFood rewardOrbitofrontal cortexPrefrontal cortexNeural circuitryHigh risk takingRewardGreater rewardsSubset of ratsLaboratory measuresFood pelletsHigh-risk behaviorsBehavioral characteristicsTaskCortexGreat public health concern